<template>
  <div class="login-page">
    <cp-nav-bar title="登录"></cp-nav-bar>
    <!-- 头部 -->
    <div class="login-head">
      <h3>{{ isPass ? '密码登录' : '短信验证码登录' }}</h3>
      <a href="javascript:;" @click="isPass = !isPass">
        <span>{{ !isPass ? '密码登录' : '短信验证码登录' }}</span>
        <van-icon name="arrow"></van-icon>
      </a>
    </div>
    <!-- 表单 -->
    <!-- <van-form autocomplete="off"> -->

    <van-form autocomplete="off" @submit="login">
      <van-field
        name="mobile"
        v-model="mobile"
        :rules="mobileRules"
        placeholder="请输入手机号"
        type="tel"
      ></van-field>

      <van-field
        v-if="isPass"
        v-model="password"
        :rules="passwordRules"
        :type="show ? 'text' : 'password'"
        placeholder="请输入密码"
      >
        <template #button>
          <cp-icon @click="show = !show" :name="`login-eye-${show ? 'on' : 'off'}`"></cp-icon>
          <!-- <cp-icon @click="show = !show" :name="`login-eye-${show ? 'on' : 'off'}`"></cp-icon> -->
        </template>
      </van-field>

      <van-field v-else v-model="code" :rules="codeRules" placeholder="请输入验证码">
        <template #button>
          <span class="btn-send" :class="{ active: time > 0 }" @click="send">{{
            time > 0 ? `${time}s后发送验证码` : '发送验证码'
          }}</span>
        </template>
      </van-field>

      <!-- <van-field
        v-model="password"
        :rules="passwordRules"
        placeholder="请输入密码"
        :type="show ? 'text' : 'password'"
      ></van-field> -->
      <!-- <van-field placeholder="请输入手机号" type="tel"></van-field> -->
      <!-- <van-field placeholder="请输入密码" type="password"></van-field> -->
      <div class="cp-cell">
        <van-checkbox v-model="agree">
          <span>我已同意</span>
          <a href="javascript:;">用户协议</a>
          <span>及</span>
          <a href="javascript:;">隐私条款</a>
        </van-checkbox>
      </div>
      <div class="cp-cell">
        <!-- <van-button block round type="primary">登 录</van-button> -->
        <van-button block round type="primary" native-type="submit"> 登 录 </van-button>
      </div>
      <div class="cp-cell">
        <a href="javascript:;">忘记密码？</a>
      </div>
    </van-form>
    <!-- 底部 -->
    <div class="login-other">
      <van-divider>第三方登录</van-divider>
      <div class="icon">
        <img src="@/assets/qq.svg" alt="" />
      </div>
    </div>

    <!-- 使用svg -->

    <!-- <svg aria-hidden="false">
      #icon-文件夹名称-图片名称
      <use href="#icon-login-eye-off" />
    </svg> -->
  </div>
</template>
<script setup lang="ts">
import { loginByPassword, sendMobileCode, loginByMobile } from '@/services/user'
import { useUserStore } from '@/stores'
import { useRoute, useRouter } from 'vue-router'

import { mobileRules, passwordRules, codeRules } from '@/utils/rules'
// import { mobileRules, passwordRules } from '@/utils/rules'
// import { Toast } from 'vant'
// import { showToast } from 'vant';
import { type FormInstance, Toast, showToast, showSuccessToast } from 'vant'

import { onMounted, ref } from 'vue'
const form = ref<FormInstance>()

const time = ref(0)
let timeId: number | undefined = undefined

const mobile = ref('')
const password = ref('')
const code = ref('')
const store = useUserStore()
const router = useRouter()
const route = useRoute()

const isPass = ref(true)
const agree = ref(false)

// 控制密码是否显示
const show = ref(true)

// 表单提交

const login = async () => {
  if (!agree.value) return showToast('请勾选我已经同意')
  const res = isPass.value
    ? await loginByPassword(mobile.value, password.value)
    : await loginByMobile(mobile.value, code.value)
  store.setUser(res.data)
  // 如果有回跳地址就进行回跳，没有跳转到个人中心，replace目的 a => login  => b  变成 a => b
  router.replace((route.query.returnUrl as string) || '/user')
  showSuccessToast('登录成功')
}

const send = async () => {
  // 已经倒计时time的值大于0，此时不能发送验证码
  if (time.value > 0) return
  //  验证不通过报错，阻止程序继续执行
  await form.value?.validate('mobile')
  await sendMobileCode(mobile.value, 'login')
  showSuccessToast('成功文案')

  time.value = 60
  clearInterval(timeId)
  timeId = window.setInterval(() => {
    time.value--
    if (time.value <= 0) window.clearInterval(timeId)
  }, 1000)
}

onMounted(() => {
  window.clearInterval(timeId)
})
</script>

<!-- 提供了100个测试账号
手机号：13230000001 - 13230000100
密码：abc12345 -->

<style lang="scss" scoped>
.login {
  &-page {
    padding-top: 46px;
  }
  &-head {
    display: flex;
    padding: 30px 30px 50px;
    justify-content: space-between;
    align-items: flex-end;
    line-height: 1;
    h3 {
      font-weight: normal;
      font-size: 24px;
    }
    a {
      font-size: 15px;
    }
  }
  &-other {
    margin-top: 60px;
    padding: 0 30px;
    .icon {
      display: flex;
      justify-content: center;
      img {
        width: 36px;
        height: 36px;
        padding: 4px;
      }
    }
  }
}
.van-form {
  padding: 0 14px;
  .cp-cell {
    height: 52px;
    line-height: 24px;
    padding: 14px 16px;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    .van-checkbox {
      a {
        color: var(--cp-primary);
        padding: 0 5px;
      }
    }
  }
  .btn-send {
    color: var(--cp-primary);
    &.active {
      color: rgba(22, 194, 163, 0.5);
    }
  }
}
</style>
